參數(shù)資料
型號: XRT73L02
廠商: Exar Corporation
英文描述: 2 Channel E3/DS3/STS-1 Line Interface Unit(2通道 E3/DS3/STS-1線接口單元)
中文描述: 2頻道E3/DS3/STS-1線路接口單元(2通道E3/DS3/STS-1線接口單元)
文件頁數(shù): 57/62頁
文件大小: 716K
代理商: XRT73L02
á
XRT73L02
2 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
PRELIMINARY
REV. P1.1.0
53
RNEG_(n) is grounded. Writing a "0" to this bit-field
configures Channel (n) to output data to the Terminal
Equipment in a Dual-Rail format via both the
RPOS_(n) and RNEG_(n) output pins.
Bit D3 - LOSMUT_(n) (Recovered Data MUTing
during LOS Condition - Channel (n))
This Read/Write bit-field is used to configure Channel
(n) in the XRT73L02 to NOT output any recovered da-
ta from the line while it is declaring an LOS condition.
Writing a "0" to this bit-field configures the chip to out-
put recovered data even while the XRT73L02 is de-
claring an LOS condition. Writing a "1" to this bit-field
configures the chip to NOT output the recovered data
while an LOS condition is being declared.
N
OTE
:
In this mode, RPOS_(n) and RNEG_(n) is set to "0"
asynchronously
Bit D2 - RxOFF_(n) (Receive Section - Shut OFF
Select)
This Read/Write bit-field is used to shut-off the Re-
ceive Section of Channel (n) in the XRT73L02. The
purpose of this feature is to permit conservation of
power consumption when this is the back-up device
in a Redundancy System.
Writing a "1" into this bit-field shuts off the Receive
Section of Channel (n). Writing a "0" into this bit-field
turns on the Receive Section of Channel (n).
Bit D1 - RxClk_(n)INV (Invert RxClk_(n))
This Read/Write bit-field is used to configure the Re-
ceiver of Channel (n) of the XRT73L02) to output the
recovered data on either the rising edge or the falling
edge of the RxClk_(n) clock signal.
Writing a "0" to this bit-field configures the Receiver to
output the recovered data on the rising edge of the
RxClk_(n) output signal. Writing a "1" to this bit-field
configures the Receiver to output the recovered data
on the falling edge of the RxClk_(n) output signal.
Bit D0 - Reserved
This bit-field has no defined functionality.
Command Register CR4-(n)
The bit-format and default values for Command Reg-
ister CR4 are listed below followed by the function of
each of these bit fields.
COMMAND REGISTER CR4-(N)
Bit D4 - Reserved
This bit-field has no defined functionality.
D4
D3
D2
D1
D0
Reserved STS-1/DS3_ Ch_(n) E3_Ch_(n) LLB_(n) RLB_(n)
0
0
0
0
0
相關(guān)PDF資料
PDF描述
XRT73L03A 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03AIV 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03B 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03BIV 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L04A 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XRT73L02M 制造商:EXAR 制造商全稱:EXAR 功能描述:TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
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XRT73L02MIV 制造商:EXAR 制造商全稱:EXAR 功能描述:TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
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